package zuoye7_1;


public class ZuoYe3_constructor {
	volatile int n=1;
	
	public ZuoYe3_constructor(int n) {		
		this.n = n;
	}
	public ZuoYe3_constructor() {		
		
	}	
	public int getN() {
		return n;
	}

	public void setN(int n) {
		this.n = n+1;
	}
	
}
